//
//  Person.h
//  KVO
//
//  Created by jun on 2021/2/3.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface KVOPerson : NSObject

@property NSInteger age;//16
@property (nonatomic) NSString *name;//16

//+(instancetype)Share;

@end

NS_ASSUME_NONNULL_END
